CVE-2019-1003019
GitHub Authentication Plugin session fixation vulnerability
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
- Record
CVE-2019-1003019- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-384
- Updated
- 2026-11-02
CVE List No score
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
- Record
CVE-2019-1003019- Updated
- 2026-11-02
EUVDEUVD-2022-4543 No score
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
- Record
EUVD-2022-4543- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mcqx-wc2j-qx9v
GitHub Authentication Plugin session fixation vulnerability
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
- Record
GHSA-mcqx-wc2j-qx9v- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-384
- Updated
- 2026-11-02
OSV
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
- Record
CVE-2019-1003019- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-mcqx-wc2j-qx9v
GitHub Authentication Plugin session fixation vulnerability
An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.
- Record
GHSA-mcqx-wc2j-qx9v- CVSS 3.0
- 5.9 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-384
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.jenkins-ci.plugins:github-oauthMaven |
through 0.29 | 0.31 |
org.jenkins-ci.plugins:github-oauthMaven |
before 0.31, plus listed versions -rc586.88708ce878fc0.10.100.110.12 Show 31 moreShow less0.130.13.10.140.160.170.180.190.20.200.210.21.10.21.20.220.22.10.22.20.22.30.230.240.250.260.270.28.10.290.30.40.50.60.70.80.8.10.9 |
0.31 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-1003019 is a medium vulnerability (CVSS 5.9) in Jenkins Project Github Authentication Plugin, published February 6, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. Fixed in org.jenkins-ci.plugins:github-oauth 0.31.